Enter register key into the system

  Microsoft.Win32.RegistryKey ckey = Microsoft.Win32.Registry.LocalMachine.OpenSubKey(@”SYSTEM\CurrentControlSet\Services\service1″, true);            if(ckey != null)            {                if(ckey.GetValue(“Type”) != null)                {                    ckey.SetValue(“Type”, ((int)ckey.GetValue(“Type”) | 256));                }            }

Krugle developer search engine

You can search source code/project in any language through this search engine. 
Please click on below link.
Developer search engine

Free SMS in all over india

You can sent daily two sms in all over india through this below link.
Free SMS in all over india

Call Web service through java script

This link help to understand how to call web service through java script
http://www.webreference.com/js/column98/index.html